package demo.security.core.social.qq.api;

import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.social.oauth2.AbstractOAuth2ApiBinding;
import org.springframework.social.oauth2.TokenStrategy;

import java.io.IOException;

/**
 * QQSocialImpl
 *
 * @author lidj
 * @date 2018-02-05
 */
@Slf4j
public class QQSocialImpl extends AbstractOAuth2ApiBinding implements QQSocial{

    private static final String URL_GET_OPENID = "https://graph.qq.com/oauth2.0/me?access_token=%s";

    private static final String URL_GET_USERINFO ="https://graph.qq.com/user/get_user_info?&oauth_consumer_key=%s$&openid=%s" ;

    private String appId;

    private String openId;

    private ObjectMapper objectMapper = new ObjectMapper();

    public QQSocialImpl(String accessToken, String appId) {
        super(accessToken, TokenStrategy.ACCESS_TOKEN_PARAMETER);
        this.appId = appId;

        String url = String.format(URL_GET_OPENID,accessToken);
        String result = getRestTemplate().getForObject(url,String.class);
        log.info(result);
        this.openId = StringUtils.substringBetween(result,"\"openid\":\"", "\"}");
    }

    @Override
    public QQUserInfo getQQUserInfo(){
        String url = String.format(URL_GET_USERINFO,appId,openId);
        String result = getRestTemplate().getForObject(url,String.class);
        log.info(result);
        QQUserInfo userInfo = null;
        try {
            userInfo = objectMapper.readValue(result, QQUserInfo.class);
            userInfo.setOpenId(openId);
            return userInfo;
        } catch (IOException e) {
           throw new RuntimeException("获取用户信息失败！",e);
        }
    }
}
